无法保存文件到/ var/www/html等此路不通虽然我在组www数据

Question

我想保持作为根在/ var/WWW的所有者是

我要让/var/www和/var/www/*访问（rwx）www-data。

我相信apache的用户是www-data。我将自己（用户：devon）添加到该组，但我仍然无法将文件保存到/var/www/html。帮帮我！

这是非常清楚我试图做（以下）。我错过了什么？！

devon@cheap-dell /var $ ls -l 
... 
drwxrwsr-x 3 root www-data 4096 Apr 22 01:06 www 
devon@cheap-dell /var $ cd www 
devon@cheap-dell /var/www $ ls -l 
total 2 
drwxrwxr-x 4 root www-data 4096 Apr 22 17:25 html 
devon@cheap-dell /var/www $ id devon 
uid=1000(devon) gid=1000(devon) groups=1000(devon),4(adm),24(cdrom),27(sudo),30(dip),46(plugdev),108(lpadmin),110(sambashare) 
devon@cheap-dell /var/www $ groups devon 
devon : devon adm cdrom sudo dip plugdev lpadmin sambashare 
devon@cheap-dell /var/www $ id www-data 
uid=33(www-data) gid=33(www-data) groups=33(www-data) 
devon@cheap-dell /var/www $ groups www-data 
www-data : www-data 
devon@cheap-dell /var/www $ sudo usermod -a -G www-data devon 
devon@cheap-dell /var/www $ # just to be sure...... 
devon@cheap-dell /var/www $ sudo chgrp -R www-data /var/www 
devon@cheap-dell /var/www $ sudo chgrp -R www-data /var/www/* 
devon@cheap-dell /var/www $ sudo chmod -R g+rw /var/www 
devon@cheap-dell /var/www $ sudo useradd -g www-data devon 
useradd: user 'devon' already exists 
devon@cheap-dell /var/www $ # good! 
devon@cheap-dell /var/www $ ls -l 
total 2 
drwxrwxr-x 4 root www-data 4096 Apr 22 17:25 html 
devon@cheap-dell /var/www $ cd html 
devon@cheap-dell /var/www/html $ touch example 
touch: cannot touch ‘example’: Permission denied 
devon@cheap-dell /var/www/html $ # wtf?! I'm logged in as user devon 
devon@cheap-dell /var/www/html $ echo ${APACHE_RUN_USER} 

devon@cheap-dell /var/www/html $ # ?? where is it? 
devon@cheap-dell /var/www/html $ users ${APACHE_RUN_USER} 
devon devon devon devon 
devon@cheap-dell /var/www/html $ # I would have expected user www-data, right? 
devon@cheap-dell /var/www/html $ groups ${APACHE_RUN_USER} 
devon adm cdrom sudo dip plugdev lpadmin sambashare 
devon@cheap-dell /var/www/html $ groups devon 
devon : devon adm cdrom sudo dip www-data plugdev lpadmin sambashare 
devon@cheap-dell /var/www/html $ sudo usermod -a -G www-data www-data 
devon@cheap-dell /var/www/html $ touch example 
touch: cannot touch ‘example’: Permission denied 
devon@cheap-dell /var/www/html $ # why?! 

Answer 1

答案：注销，然后重新登录以使组更改生效。 （这是Barmar的回答。）